GXP21XX Administration Guide 
 
  8  dual-color  line  keys  that  can  be  digitally 
programmed  as  up  to  32  provisionable 
BLF/fast-dial keys   
  2.8 inch (320x240) TFT color LCD 
  4 programmable Softkeys 
  Bluetooth V2.1 
  5-way conference 
 
 
 
Table 2: GXP2130/GXP2140/GXP2160/GXP2170/GXP2135 Comparison Guide 
 
GXP2130/GXP2140/GXP2160/GXP2170/GXP2135 Technical Specifications 
The following table resumes all the technical specifications including the protocols / standards supported, 
voice codecs, telephony features, languages and upgrade/provisioning settings for the GXP21xx series. 
Table 3: GXP2130 Technical Specifications 
SIP RFC3261, TCP/IP/UDP,  RTP/RTCP/RTCP-XR, HTTP/HTTPS, ARP,  ICMP, 
DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, 
LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPv6 
Dual  switched  auto-sensing  10/100/1000  Mbps  Gigabit  Ethernet  ports  with 
integrated PoE 
2.8 inch (320x240) TFT color LCD